1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2002 08 28 Revised Updated and renumbered 1987 12 18 SM/EQ1579 TP Released C. Herriott Printed copies are uncontrolled Page 1 of 2 Copyright 2002, Ford Global Technologies, Inc. PHOSPHATE SOLUTION, ZINC ALKA
2、LINE CLEANER ESK-M5B375-A 1. SCOPE The material defined by this specification is an alkaline cleaner. 2. APPLICATION This specification was released originally for material used as a metal cleaner in dip or spray phosphate coating equipments. It can be used together with ESK-M5B358-A Phosphate Solut
3、ion, Zinc, Cleaner Additive. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 CHEMICAL COMPOSITION Phosphate as P205: 15.4 +/- 0.8 % Sodium Hydrox
4、ide as NaOH: 8.0 +/- 0.5 % Borate as B203: 22.7 +/- 1.0 % Wetting Agents: 9.0 +/- 0.5 % Total Alkalinity as Na20: 36.4 +/- 1.8 % 3.3 TITRATION 9.5 +/- 0.5 mL Titrate 10 mL of the 1 % by weight solution with 0.1 n hydrochloric acid (HCl). Use bromocresol green indicator. 3.4 pH VALUE 1 % SOLUTION BY
5、WEIGHT AT 20 C 11.3 +/- 1.0 3.5 APPEARANCE white to light yellow powder ENGINEERING MATERIAL SPECIFICATION ESK-M5B375-A Page 2 of 2 Copyright 2002, Ford Global Technologies, Inc. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requiremen
6、ts of this specification. 4.1 The phosphate system released by this specification consists of the following materials. 4.1.1 Phosphate Solution, Zinc, Activator ESK-M5B373-A or SK-M5B9613-A 4.1.2 Phosphate Solution, Zinc, Precleaner ESK-M5B374-A 4.1.3 Phosphate Solution, Zinc, Activator ESK-M5B370-A
7、 4.1.4 Phosphate Solution, Zinc, Cleaner Additive ESK-M5B358-A 4.1.5 Phosphate Solution, Zinc, Start Up ESK-M5B368-A 4.1.6 Phosphate Solution, Zinc, Make Up ESK-M5B369-A 4.1.7 Phosphate Solution, Zinc, Accelerator ESK-M5B4514-A 4.1.8 Phosphate Solution, Zinc, Passivating Solution SK-M5B9580-A or S-M5B4518-A 4.1.9 Phosphate Solution, Zinc, pH Correction SK-M5B9580-B 4.1.10 Phosphate Solution, Zinc, Neutralizer S-M5B4513-A 4.1.11 Phosphate Solution, Zinc, Sludge Conditioner ESK-M5B335-A
